Credit

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Turkana Boy skull, illustration. Turkana Boy is a fossil specimen of the hominin Homo ergaster. Also known as Nariokotome Boy, this specimen is catalogued as KNM-WT 15000. It consists of an almost complete fossil skeleton, and dates from around 1.5 million years ago. It was found in 1984 near Lake Turkana in Kenya. This specimen is sometimes classified as Homo erectus.